Solutions that make a difference

STS Defence are specialists in mission-critical communications and intelligent systems, and operate in markets including the defence, marine, aerospace and nuclear sectors.

We help our customers to resolve complex technical challenges; investigating and creating innovative solutions, designing and manufacturing assemblies and sub-assemblies, and integrating and supporting systems through‑life.

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We deliver communications systems and support to both the naval and land domains.


We manufacture equipment and assemblies for the civil and military aerospace sector.


We manufacture subsea cabling systems and are currently condition monitoring systems for shipping.


We provide integrated training solutions and safety consultancy to the nuclear and defence sectors.

What we offer

Research & Technology

We undertake research into new technologies that help our clients resolve complex technical problems.

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Design & Manufacture

We produce electronic and mechanical systems and sub-assemblies where quality and security are paramount.

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Integration & Support

We integrate electronic systems onto military platforms and provide integrated logistic support through-life.

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Supporting you from idea to in-service

Wherever you are in the product lifecycle, we can help.  We work out ways to exploit new technology. We help mature concepts into workable prototypes and small-batch production, and we integrate systems and equipment and support them through-life.

By operating across the life-cycle spectrum, we offer you an agile, low-risk and cost-effective way to investigate, develop, deploy and sustain technology that delivers results.

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News and Articles

12th August 2019

STS Defence is exhibiting at DSEI show at ExCeL London, 10th to 13th September 2019

STS Defence is once again exhibiting at DSEi, London, The Defence and Security Expo that brings together the industry to showcase the latest technology, advances…
24th June 2019

STS Defence to Launch IConIC at Electric & Hybrid Marine World Expo, Amsterdam

STS Defence are pleased to announce that we are exhibiting at the RAI Amsterdam from tomorrow, June 25th-27th!  Our Research and Technology team, headed by…
18th June 2019

IConIC, a revolutionary new artificial intelligence system for the marine sector

IConIC increases vessel availability, saves money and reduces environmental impact Assured vessel availability is critical to optimise operations and avoid unwanted and expensive downtime.  ‘Unhealthy’…

Case studies

Data Distribution System for Air Traffic Control

Distributing live and static data to Air Traffic Control operators at their positions, eliminating the time wasting and errors caused by misreading handwritten data.

Engine cases for Vector Aerospace

Providing a secure voice and data communications network for boarding operations to improve situational awareness

Gunnery Communications

Quickly developing a solution to improve gunnery control and communciations

Satellite communications for the Royal Navy

Integrated Logistic Support for Britain's warship and submarine fleets

View more case studies

Join the team

Do you want to be part of a company that’s going somewhere?  We are looking for individuals with a passion for solving problems.  Whether you are an experienced technology professional or just starting out in your career, STS Defence offers you a chance to grow.

Find out more about working with usView our current vacancies